In 2002, it won the national invention patent of "manufacturer of hydrogenated rosin"

Time：2020-08-19

In 2002, Guangxi Wuzhou Richeng Forest Chemical Co., Ltd. won the national invention patent of "manufacturer of hydrogenated rosin" (ZL 98115885.4).

Previous： The first prize of Wuzhou science and technology progress in 2003, the second prize of Guangxi science and technology progress in 2005 and the special contribution award of Wuzhou science and technology progress in 2008

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In 2002, it won the national invention patent of "manufacturer of hydrogenated rosin"